<template>
  <view>
    <view class="goods-list">
      <view v-for="(item,i) in goodsList" :key="i" @click="goodsDetail(item)">
        <my-goods :goods="item" ></my-goods>
      </view>
    </view>
  </view>
</template>

<script>
  export default {
    data() {
      return {
        queryObj:{
          query:'',
          cid:'',
          pagenum:1,
          pagesize:10
        },
        goodsList:[],
        total:0,
         isloading:false
      };
    },
    onLoad(options) {
      this.queryObj.query = options.query || ''
      this.queryObj.cid = options.cid || ''
      this.getGoodsList()
    },
    onReachBottom(){
      if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('数据加载完毕')
      if(this.isloading) return
        this.queryObj.pagenum += 1
        this.getGoodsList()
    },
    onPullDownRefresh() {
      this.queryObj.pagenum = 1
      this.goodsList = []
      this.total = 0
      this.isloading = false
      this.getGoodsList(()=> uni.stopPullDownRefresh())
    },
    methods:{
      async getGoodsList(cb){
        this.isloading = true
        const {data:res} = await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
        // 关闭节流阀
        this.isloading = false
        // 关闭下拉加载更多
        cb && cb()
        if(res.meta.status !== 200) return uni.$showMsg()
        this.total = res.message.total
        this.queryObj.pagenum = res.message.pagenum
        this.goodsList = [...this.goodsList,...res.message.goods]
        
      },
      // 跳转到商品详情页
      goodsDetail(item){
        uni.navigateTo({
          url:"/subpkg/goods_detail/goods_detail?goods_id=" + item.goods_id
        })
      }
    }
  }
</script>

<style lang="scss">

</style>
